Valmiki Ramayana Bala Kanda Sarga 30 Shloka 6
Original Shlokaउपासाञ्चक्रतुर्वीरौ यत्तौ परमधन्विनौ। ररक्षतुर्मुनिवरं विश्वामित्रमरिन्दमौ।।1.30.6।।
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परमधन्विनौ two mighty archers, वीरौ two heroes, यत्तौ fully equipped, उपासाञ्चक्रतु: attended upon the sacrifice, अरिन्दमौ two destroyers of enemies, विश्वामित्रम् मुनिवरम् Visvamitra maharshi, ररक्षतु: protected.
The two mighty, heroic archers (Rama and Lakshmana), destroyers of enemies attended upon the sacrifice in order to protect sage Viswamitra.